Ventilation

Measuring supply plenum temperature is a process that can become second nature to experienced HVAC contractors, but, for those first attempting or learning the trade, the action offers many pratfalls and potential obstacles.

Nagle Energy Solutions (NES) has announced plans to sell its bundled ventilation control system for commercial garages directly to building automation controls contractors, mechanical contractors, and electrical contractors throughout North America.

There is a formula for calculating heating Btu and a formula for calculating cooling Btu. Both of these formulas have three components necessary to complete the calculations. Two of the Btu formula components are field measured while the third is a multiplier that is added at the end of the formula.

With model building codes mandating tighter and tighter ductwork, and with homeowners and building owners desiring increasingly higher efficiencies from their ducted systems, many new products have hit the market to help builders and installers efficiently and effectively meet those requirements.

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